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From: Marius Vollmer <mvo@zagadka.ping.de>
To: Ariel Rios <ariel@arcavia.com>
Cc: guile-gtk@sourceware.cygnus.com
Subject: Re: Constant strings in guile-gtk...
Date: Sun, 28 Jan 2001 10:35:00 -0000	[thread overview]
Message-ID: <87puh71qaw.fsf@zagadka.ping.de> (raw)
In-Reply-To: <Pine.LNX.4.10.10101211504220.4734-100000@soleil.gnome.org>

Ariel Rios <ariel@arcavia.com> writes:

> Hi,
> I have been wondering that guile-gtk might need
> to handle const char* since a lot of of 
> GNOME code is now declaring things like that...

I think you want to use

  (register-type 
   'cstring
   (make-type "cstring" "const char*"
	      (lambda (x)
		(@@ "(SCM_NIMP(~a) && SCM_ROSTRINGP(~a))" x x))
	      (lambda (x)
		(@@ "((~a) == SCM_BOOL_F? NULL : SCM_CHARS(~a))" x x))
	      (lambda (x copy)
		(@@ "(~a == NULL? SCM_BOOL_F : scm_take0str (~a))" x x))
	      'fit-for-list #t
	      'conversion "sgtk_string_conversion"))

      reply	other threads:[~2001-01-28 10:35 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-01-21 13:03 Ariel Rios
2001-01-28 10:35 ` Marius Vollmer [this message]

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